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+# Xerl (c) 2005-2009, Dipl.-Inform. (FH) Paul C. Buetow
+#
+# E-Mail: xerl@dev.buetow.org WWW: http://xerl.buetow.org
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+# * Neither the name of P. B. Labs nor the names of its contributors may
+# be used to endorse or promote products derived from this software
+# without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED Paul C. Buetow ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT Paul C. Buetow BE LIABLE FOR ANY DIRECT,
+# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+
+package Xerl::Page::Rules;
+
+use strict;
+use warnings;
+
+use Xerl::Base;
+use Xerl::XML::Element;
+use Xerl::Page::Configure;
+
+sub parse($) {
+ my Xerl::Page::Rules $self = $_[0];
+ my Xerl::XML::Element $element = $_[1];
+ my Xerl::Page::Configure $config = $self->get_config();
+
+ $element = $element->starttag2( 'rules', $config->get_outputformat() );
+ return unless defined $element;
+
+ # Open and close rules:
+ my ( $orule, $crule );
+
+ # For all available rules in config.xml
+ for my $rule ( @{ $element->get_array() } ) {
+ my $params = $rule->get_params();
+
+ $orule = $rule->get_text();
+ chomp $orule;
+
+ $orule =~ s/\[/</go;
+ $orule =~ s/\]/>/go;
+
+ unless (
+ ref $params eq 'HASH'
+ && ( lc $params->{end} eq 'yes'
+ || lc $params->{start} eq 'yes' )
+ )
+ {
+ $crule = join '><', reverse split /> *</, $orule;
+ $crule = "<$crule>";
+ $crule =~ s/<</</go;
+ $crule =~ s/>>/>/go;
+ $crule =~ s/</<\//go;
+ $crule =~ s/\n//go;
+ $crule =~ s/ .+?>/>/go;
+ $crule .= "\n";
+
+ }
+ else {
+ if ( lc $$params{start} eq 'yes' ) {
+ $crule = '';
+
+ }
+ else {
+ $crule = $orule;
+ $orule = '';
+ }
+ $crule .= "\n";
+ }
+
+ $params = {} unless ref $params eq 'HASH';
+ $self->setval( $rule->get_name(), [ "$orule\n", $crule, $params ] );
+ }
+
+ return undef;
+}
+
+1;